A600 – Monochrome signal on composite

Amiga 600 came in for repair and recap. Beside the recap this the machine had a problem with the composite video signal, it was monochrome. Problem: bandpass filter Z221 was broke. That bandpass filter (and also delaylines) are not for sale anymore, so you got 2 options to replace this. Get one from a scrap […]

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C64 Reloaded – IEC not working

The owner of this board tried to install an internal sd2iec adaptor on the internal IEC header.   IEC not working anymore.. Let have a closer look.. First I removed the solder and wires parts from CN4B, then I removed the silkscreen from the board to see the damage. Some vias are messed up, and […]

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